ip

package
v0.3.0-rc0 Latest Latest
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Published: May 20, 2016 License: Apache-2.0 Imports: 9 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func AddDefaultRoute

func AddDefaultRoute(gw net.IP, dev netlink.Link) error

AddDefaultRoute sets the default route on the given gateway.

func AddHostRoute

func AddHostRoute(ipn *net.IPNet, gw net.IP, dev netlink.Link) error

AddHostRoute adds a host-scoped route to a device.

func AddRoute

func AddRoute(ipn *net.IPNet, gw net.IP, dev netlink.Link) error

AddRoute adds a universally-scoped route to a device.

func DelLinkByName

func DelLinkByName(ifName string) error

DelLinkByName removes an interface link.

func DelLinkByNameAddr

func DelLinkByNameAddr(ifName string, family int) (*net.IPNet, error)

DelLinkByNameAddr remove an interface returns its IP address of the specified family

func EnableIP4Forward

func EnableIP4Forward() error

func EnableIP6Forward

func EnableIP6Forward() error

func Network

func Network(ipn *net.IPNet) *net.IPNet

Network masks off the host portion of the IP

func NextIP

func NextIP(ip net.IP) net.IP

NextIP returns IP incremented by 1

func PrevIP

func PrevIP(ip net.IP) net.IP

PrevIP returns IP decremented by 1

func RandomVethName

func RandomVethName() (string, error)

RandomVethName returns string "veth" with random prefix (hashed from entropy)

func SetupIPMasq

func SetupIPMasq(ipn *net.IPNet, chain string, comment string) error

SetupIPMasq installs iptables rules to masquerade traffic coming from ipn and going outside of it

func SetupVeth

func SetupVeth(contVethName string, mtu int, hostNS ns.NetNS) (hostVeth, contVeth netlink.Link, err error)

SetupVeth sets up a virtual ethernet link. Should be in container netns, and will switch back to hostNS to set the host veth end up.

func TeardownIPMasq

func TeardownIPMasq(ipn *net.IPNet, chain string, comment string) error

TeardownIPMasq undoes the effects of SetupIPMasq

Types

This section is empty.

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